diff --git a/examples/Makefile b/examples/Makefile index 34cf36f0..e4698917 100644 --- a/examples/Makefile +++ b/examples/Makefile @@ -589,6 +589,7 @@ TEXT = \ MODELS = \ models/models_animation \ + models/models_animation_blending \ models/models_billboard \ models/models_bone_socket \ models/models_box_collisions \ diff --git a/examples/Makefile.Web b/examples/Makefile.Web index dd5dc688..8e20f0b0 100644 --- a/examples/Makefile.Web +++ b/examples/Makefile.Web @@ -472,6 +472,7 @@ TEXT = \ MODELS = \ models/models_animation \ + models/models_animation_blending \ models/models_gpu_skinning \ models/models_billboard \ models/models_bone_socket \ diff --git a/examples/README.md b/examples/README.md index d25ad10c..b564c5ee 100644 --- a/examples/README.md +++ b/examples/README.md @@ -137,24 +137,25 @@ Examples using raylib models functionality, including models loading/generation | ## | example | image | difficulty
level | version
created | last version
updated | original
developer | |----|----------|--------|:-------------------:|:------------------:|:------------------:|:----------| | 85 | [models_animation](models/models_animation.c) | models_animation | ⭐️⭐️☆☆ | 2.5 | 3.5 | [culacant](https://github.com/culacant) | -| 86 | [models_billboard](models/models_billboard.c) | models_billboard | ⭐️⭐️⭐️☆ | 1.3 | 3.5 | [Ray](https://github.com/raysan5) | -| 87 | [models_box_collisions](models/models_box_collisions.c) | models_box_collisions | ⭐️☆☆☆ | 1.3 | 3.5 | [Ray](https://github.com/raysan5) | -| 88 | [models_cubicmap](models/models_cubicmap.c) | models_cubicmap | ⭐️⭐️☆☆ | 1.8 | 3.5 | [Ray](https://github.com/raysan5) | -| 89 | [models_first_person_maze](models/models_first_person_maze.c) | models_first_person_maze | ⭐️⭐️☆☆ | 2.5 | 3.5 | [Ray](https://github.com/raysan5) | -| 90 | [models_geometric_shapes](models/models_geometric_shapes.c) | models_geometric_shapes | ⭐️☆☆☆ | 1.0 | 3.5 | [Ray](https://github.com/raysan5) | -| 91 | [models_mesh_generation](models/models_mesh_generation.c) | models_mesh_generation | ⭐️⭐️☆☆ | 1.8 | **4.0** | [Ray](https://github.com/raysan5) | -| 92 | [models_mesh_picking](models/models_mesh_picking.c) | models_mesh_picking | ⭐️⭐️⭐️☆ | 1.7 | **4.0** | [Joel Davis](https://github.com/joeld42) | -| 93 | [models_loading](models/models_loading.c) | models_loading | ⭐️☆☆☆ | 2.5 | **4.0** | [Ray](https://github.com/raysan5) | -| 94 | [models_loading_gltf](models/models_loading_gltf.c) | models_loading_gltf | ⭐️☆☆☆ | 3.7 | **4.2** | [Ray](https://github.com/raysan5) | -| 95 | [models_loading_vox](models/models_loading_vox.c) | models_loading_vox | ⭐️☆☆☆ | **4.0** | **4.0** | [Johann Nadalutti](https://github.com/procfxgen) | -| 96 | [models_loading_m3d](models/models_loading_m3d.c) | models_loading_m3d | ⭐️☆☆☆ | **4.2** | **4.2** | [bzt](https://bztsrc.gitlab.io/model3d) | -| 97 | [models_orthographic_projection](models/models_orthographic_projection.c) | models_orthographic_projection | ⭐️☆☆☆ | 2.0 | 3.7 | [Max Danielsson](https://github.com/autious) | -| 98 | [models_point_rendering](models/models_point_rendering.c) | models_point_rendering | ⭐️⭐️☆☆ | 5.0 | 5.0 | [Reese Gallagher](https://github.com/satchelfrost) | -| 99 | [models_rlgl_solar_system](models/models_rlgl_solar_system.c) | models_rlgl_solar_system | ⭐️⭐️⭐️⭐️ | 2.5 | **4.0** | [Ray](https://github.com/raysan5) | -| 100 | [models_yaw_pitch_roll](models/models_yaw_pitch_roll.c) | models_yaw_pitch_roll | ⭐️⭐️☆☆ | 1.8 | **4.0** | [Berni](https://github.com/Berni8k) | -| 101 | [models_waving_cubes](models/models_waving_cubes.c) | models_waving_cubes | ⭐️⭐️⭐️☆ | 2.5 | 3.7 | [codecat](https://github.com/codecat) | -| 102 | [models_heightmap](models/models_heightmap.c) | models_heightmap | ⭐️☆☆☆ | 1.8 | 3.5 | [Ray](https://github.com/raysan5) | -| 103 | [models_skybox](models/models_skybox.c) | models_skybox | ⭐️⭐️☆☆ | 1.8 | **4.0** | [Ray](https://github.com/raysan5) | +| 86 | [models_animation_blending](models/models_animation_blending.c) | models_animation_blending | ⭐️⭐️☆☆ | 2.5 | 3.5 | [Kirandeep-Singh-Khehra](https://github.com/Kirandeep-Singh-Khehra) | +| 87 | [models_billboard](models/models_billboard.c) | models_billboard | ⭐️⭐️⭐️☆ | 1.3 | 3.5 | [Ray](https://github.com/raysan5) | +| 88 | [models_box_collisions](models/models_box_collisions.c) | models_box_collisions | ⭐️☆☆☆ | 1.3 | 3.5 | [Ray](https://github.com/raysan5) | +| 89 | [models_cubicmap](models/models_cubicmap.c) | models_cubicmap | ⭐️⭐️☆☆ | 1.8 | 3.5 | [Ray](https://github.com/raysan5) | +| 90 | [models_first_person_maze](models/models_first_person_maze.c) | models_first_person_maze | ⭐️⭐️☆☆ | 2.5 | 3.5 | [Ray](https://github.com/raysan5) | +| 91 | [models_geometric_shapes](models/models_geometric_shapes.c) | models_geometric_shapes | ⭐️☆☆☆ | 1.0 | 3.5 | [Ray](https://github.com/raysan5) | +| 92 | [models_mesh_generation](models/models_mesh_generation.c) | models_mesh_generation | ⭐️⭐️☆☆ | 1.8 | **4.0** | [Ray](https://github.com/raysan5) | +| 93 | [models_mesh_picking](models/models_mesh_picking.c) | models_mesh_picking | ⭐️⭐️⭐️☆ | 1.7 | **4.0** | [Joel Davis](https://github.com/joeld42) | +| 94 | [models_loading](models/models_loading.c) | models_loading | ⭐️☆☆☆ | 2.5 | **4.0** | [Ray](https://github.com/raysan5) | +| 95 | [models_loading_gltf](models/models_loading_gltf.c) | models_loading_gltf | ⭐️☆☆☆ | 3.7 | **4.2** | [Ray](https://github.com/raysan5) | +| 96 | [models_loading_vox](models/models_loading_vox.c) | models_loading_vox | ⭐️☆☆☆ | **4.0** | **4.0** | [Johann Nadalutti](https://github.com/procfxgen) | +| 97 | [models_loading_m3d](models/models_loading_m3d.c) | models_loading_m3d | ⭐️☆☆☆ | **4.2** | **4.2** | [bzt](https://bztsrc.gitlab.io/model3d) | +| 98 | [models_orthographic_projection](models/models_orthographic_projection.c) | models_orthographic_projection | ⭐️☆☆☆ | 2.0 | 3.7 | [Max Danielsson](https://github.com/autious) | +| 99 | [models_point_rendering](models/models_point_rendering.c) | models_point_rendering | ⭐️⭐️☆☆ | 5.0 | 5.0 | [Reese Gallagher](https://github.com/satchelfrost) | +| 100 | [models_rlgl_solar_system](models/models_rlgl_solar_system.c) | models_rlgl_solar_system | ⭐️⭐️⭐️⭐️ | 2.5 | **4.0** | [Ray](https://github.com/raysan5) | +| 101 | [models_yaw_pitch_roll](models/models_yaw_pitch_roll.c) | models_yaw_pitch_roll | ⭐️⭐️☆☆ | 1.8 | **4.0** | [Berni](https://github.com/Berni8k) | +| 102 | [models_waving_cubes](models/models_waving_cubes.c) | models_waving_cubes | ⭐️⭐️⭐️☆ | 2.5 | 3.7 | [codecat](https://github.com/codecat) | +| 103 | [models_heightmap](models/models_heightmap.c) | models_heightmap | ⭐️☆☆☆ | 1.8 | 3.5 | [Ray](https://github.com/raysan5) | +| 104 | [models_skybox](models/models_skybox.c) | models_skybox | ⭐️⭐️☆☆ | 1.8 | **4.0** | [Ray](https://github.com/raysan5) | ### category: shaders @@ -162,25 +163,25 @@ Examples using raylib shaders functionality, including shaders loading, paramete | ## | example | image | difficulty
level | version
created | last version
updated | original
developer | |----|----------|--------|:-------------------:|:------------------:|:------------------:|:----------| -| 104 | [shaders_basic_lighting](shaders/shaders_basic_lighting.c) | shaders_basic_lighting | ⭐️⭐️⭐️⭐️ | 3.0 | **4.2** | [Chris Camacho](https://github.com/codifies) | -| 105 | [shaders_model_shader](shaders/shaders_model_shader.c) | shaders_model_shader | ⭐️⭐️☆☆ | 1.3 | 3.7 | [Ray](https://github.com/raysan5) | -| 106 | [shaders_shapes_textures](shaders/shaders_shapes_textures.c) | shaders_shapes_textures | ⭐️⭐️☆☆ | 1.7 | 3.7 | [Ray](https://github.com/raysan5) | -| 107 | [shaders_custom_uniform](shaders/shaders_custom_uniform.c) | shaders_custom_uniform | ⭐️⭐️☆☆ | 1.3 | **4.0** | [Ray](https://github.com/raysan5) | -| 108 | [shaders_postprocessing](shaders/shaders_postprocessing.c) | shaders_postprocessing | ⭐️⭐️⭐️☆ | 1.3 | **4.0** | [Ray](https://github.com/raysan5) | -| 109 | [shaders_palette_switch](shaders/shaders_palette_switch.c) | shaders_palette_switch | ⭐️⭐️⭐️☆ | 2.5 | 3.7 | [Marco Lizza](https://github.com/MarcoLizza) | -| 110 | [shaders_raymarching](shaders/shaders_raymarching.c) | shaders_raymarching | ⭐️⭐️⭐️⭐️ | 2.0 | **4.2** | [Ray](https://github.com/raysan5) | -| 111 | [shaders_texture_drawing](shaders/shaders_texture_drawing.c) | shaders_texture_drawing | ⭐️⭐️☆☆ | 2.0 | 3.7 | [Michał Ciesielski](https://github.com/) | -| 112 | [shaders_texture_outline](shaders/shaders_texture_outline.c) | shaders_texture_outline | ⭐️⭐️⭐️☆ | **4.0** | **4.0** | [Samuel Skiff](https://github.com/GoldenThumbs) | -| 113 | [shaders_texture_waves](shaders/shaders_texture_waves.c) | shaders_texture_waves | ⭐️⭐️☆☆ | 2.5 | 3.7 | [Anata](https://github.com/anatagawa) | -| 114 | [shaders_julia_set](shaders/shaders_julia_set.c) | shaders_julia_set | ⭐️⭐️⭐️☆ | 2.5 | **4.0** | [eggmund](https://github.com/eggmund) | -| 115 | [shaders_eratosthenes](shaders/shaders_eratosthenes.c) | shaders_eratosthenes | ⭐️⭐️⭐️☆ | 2.5 | **4.0** | [ProfJski](https://github.com/ProfJski) | -| 116 | [shaders_fog](shaders/shaders_fog.c) | shaders_fog | ⭐️⭐️⭐️☆ | 2.5 | 3.7 | [Chris Camacho](https://github.com/codifies) | -| 117 | [shaders_simple_mask](shaders/shaders_simple_mask.c) | shaders_simple_mask | ⭐️⭐️☆☆ | 2.5 | 3.7 | [Chris Camacho](https://github.com/codifies) | -| 118 | [shaders_hot_reloading](shaders/shaders_hot_reloading.c) | shaders_hot_reloading | ⭐️⭐️⭐️☆ | 3.0 | 3.5 | [Ray](https://github.com/raysan5) | -| 119 | [shaders_mesh_instancing](shaders/shaders_mesh_instancing.c) | shaders_mesh_instancing | ⭐️⭐️⭐️⭐️ | 3.7 | **4.2** | [seanpringle](https://github.com/seanpringle) | -| 120 | [shaders_multi_sample2d](shaders/shaders_multi_sample2d.c) | shaders_multi_sample2d | ⭐️⭐️☆☆ | 3.5 | 3.5 | [Ray](https://github.com/raysan5) | -| 121 | [shaders_spotlight](shaders/shaders_spotlight.c) | shaders_spotlight | ⭐️⭐️☆☆ | 2.5 | 3.7 | [Chris Camacho](https://github.com/codifies) | -| 122 | [shaders_deferred_render](shaders/shaders_deferred_render.c) | shaders_deferred_render | ⭐️⭐️⭐️⭐️ | 4.5 | 4.5 | [Justin Andreas Lacoste](https://github.com/27justin) | +| 105 | [shaders_basic_lighting](shaders/shaders_basic_lighting.c) | shaders_basic_lighting | ⭐️⭐️⭐️⭐️ | 3.0 | **4.2** | [Chris Camacho](https://github.com/codifies) | +| 106 | [shaders_model_shader](shaders/shaders_model_shader.c) | shaders_model_shader | ⭐️⭐️☆☆ | 1.3 | 3.7 | [Ray](https://github.com/raysan5) | +| 107 | [shaders_shapes_textures](shaders/shaders_shapes_textures.c) | shaders_shapes_textures | ⭐️⭐️☆☆ | 1.7 | 3.7 | [Ray](https://github.com/raysan5) | +| 108 | [shaders_custom_uniform](shaders/shaders_custom_uniform.c) | shaders_custom_uniform | ⭐️⭐️☆☆ | 1.3 | **4.0** | [Ray](https://github.com/raysan5) | +| 109 | [shaders_postprocessing](shaders/shaders_postprocessing.c) | shaders_postprocessing | ⭐️⭐️⭐️☆ | 1.3 | **4.0** | [Ray](https://github.com/raysan5) | +| 110 | [shaders_palette_switch](shaders/shaders_palette_switch.c) | shaders_palette_switch | ⭐️⭐️⭐️☆ | 2.5 | 3.7 | [Marco Lizza](https://github.com/MarcoLizza) | +| 111 | [shaders_raymarching](shaders/shaders_raymarching.c) | shaders_raymarching | ⭐️⭐️⭐️⭐️ | 2.0 | **4.2** | [Ray](https://github.com/raysan5) | +| 112 | [shaders_texture_drawing](shaders/shaders_texture_drawing.c) | shaders_texture_drawing | ⭐️⭐️☆☆ | 2.0 | 3.7 | [Michał Ciesielski](https://github.com/) | +| 113 | [shaders_texture_outline](shaders/shaders_texture_outline.c) | shaders_texture_outline | ⭐️⭐️⭐️☆ | **4.0** | **4.0** | [Samuel Skiff](https://github.com/GoldenThumbs) | +| 114 | [shaders_texture_waves](shaders/shaders_texture_waves.c) | shaders_texture_waves | ⭐️⭐️☆☆ | 2.5 | 3.7 | [Anata](https://github.com/anatagawa) | +| 115 | [shaders_julia_set](shaders/shaders_julia_set.c) | shaders_julia_set | ⭐️⭐️⭐️☆ | 2.5 | **4.0** | [eggmund](https://github.com/eggmund) | +| 116 | [shaders_eratosthenes](shaders/shaders_eratosthenes.c) | shaders_eratosthenes | ⭐️⭐️⭐️☆ | 2.5 | **4.0** | [ProfJski](https://github.com/ProfJski) | +| 117 | [shaders_fog](shaders/shaders_fog.c) | shaders_fog | ⭐️⭐️⭐️☆ | 2.5 | 3.7 | [Chris Camacho](https://github.com/codifies) | +| 118 | [shaders_simple_mask](shaders/shaders_simple_mask.c) | shaders_simple_mask | ⭐️⭐️☆☆ | 2.5 | 3.7 | [Chris Camacho](https://github.com/codifies) | +| 119 | [shaders_hot_reloading](shaders/shaders_hot_reloading.c) | shaders_hot_reloading | ⭐️⭐️⭐️☆ | 3.0 | 3.5 | [Ray](https://github.com/raysan5) | +| 120 | [shaders_mesh_instancing](shaders/shaders_mesh_instancing.c) | shaders_mesh_instancing | ⭐️⭐️⭐️⭐️ | 3.7 | **4.2** | [seanpringle](https://github.com/seanpringle) | +| 121 | [shaders_multi_sample2d](shaders/shaders_multi_sample2d.c) | shaders_multi_sample2d | ⭐️⭐️☆☆ | 3.5 | 3.5 | [Ray](https://github.com/raysan5) | +| 122 | [shaders_spotlight](shaders/shaders_spotlight.c) | shaders_spotlight | ⭐️⭐️☆☆ | 2.5 | 3.7 | [Chris Camacho](https://github.com/codifies) | +| 123 | [shaders_deferred_render](shaders/shaders_deferred_render.c) | shaders_deferred_render | ⭐️⭐️⭐️⭐️ | 4.5 | 4.5 | [Justin Andreas Lacoste](https://github.com/27justin) | ### category: audio @@ -188,10 +189,10 @@ Examples using raylib audio functionality, including sound/music loading and pla | ## | example | image | difficulty
level | version
created | last version
updated | original
developer | |----|----------|--------|:-------------------:|:------------------:|:------------------:|:----------| -| 123 | [audio_module_playing](audio/audio_module_playing.c) | audio_module_playing | ⭐️☆☆☆ | 1.5 | 3.5 | [Ray](https://github.com/raysan5) | -| 124 | [audio_music_stream](audio/audio_music_stream.c) | audio_music_stream | ⭐️☆☆☆ | 1.3 | **4.2** | [Ray](https://github.com/raysan5) | -| 125 | [audio_raw_stream](audio/audio_raw_stream.c) | audio_raw_stream | ⭐️⭐️⭐️☆ | 1.6 | **4.2** | [Ray](https://github.com/raysan5) | -| 126 | [audio_sound_loading](audio/audio_sound_loading.c) | audio_sound_loading | ⭐️☆☆☆ | 1.1 | 3.5 | [Ray](https://github.com/raysan5) | +| 124 | [audio_module_playing](audio/audio_module_playing.c) | audio_module_playing | ⭐️☆☆☆ | 1.5 | 3.5 | [Ray](https://github.com/raysan5) | +| 125 | [audio_music_stream](audio/audio_music_stream.c) | audio_music_stream | ⭐️☆☆☆ | 1.3 | **4.2** | [Ray](https://github.com/raysan5) | +| 126 | [audio_raw_stream](audio/audio_raw_stream.c) | audio_raw_stream | ⭐️⭐️⭐️☆ | 1.6 | **4.2** | [Ray](https://github.com/raysan5) | +| 127 | [audio_sound_loading](audio/audio_sound_loading.c) | audio_sound_loading | ⭐️☆☆☆ | 1.1 | 3.5 | [Ray](https://github.com/raysan5) | ### category: others @@ -199,11 +200,11 @@ Examples showing raylib misc functionality that does not fit in other categories | ## | example | image | difficulty
level | version
created | last version
updated | original
developer | |----|----------|--------|:-------------------:|:------------------:|:------------------:|:----------| -| 127 | [rlgl_standalone](others/rlgl_standalone.c) | rlgl_standalone | ⭐️⭐️⭐️⭐️ | 1.6 | **4.0** | [Ray](https://github.com/raysan5) | -| 128 | [rlgl_compute_shader](others/rlgl_compute_shader.c) | rlgl_compute_shader | ⭐️⭐️⭐️⭐️ | **4.0** | **4.0** | [Teddy Astie](https://github.com/tsnake41) | -| 129 | [easings_testbed](others/easings_testbed.c) | easings_testbed | ⭐️⭐️⭐️☆ | 3.0 | 3.0 | [Juan Miguel López](https://github.com/flashback-fx) | -| 130 | [raylib_opengl_interop](others/raylib_opengl_interop.c) | raylib_opengl_interop | ⭐️⭐️⭐️⭐️ | **4.0** | **4.0** | [Stephan Soller](https://github.com/arkanis) | -| 131 | [embedded_files_loading](others/embedded_files_loading.c) | embedded_files_loading | ⭐️⭐️☆☆ | 3.5 | 3.5 | [Kristian Holmgren](https://github.com/defutura) | +| 128 | [rlgl_standalone](others/rlgl_standalone.c) | rlgl_standalone | ⭐️⭐️⭐️⭐️ | 1.6 | **4.0** | [Ray](https://github.com/raysan5) | +| 129 | [rlgl_compute_shader](others/rlgl_compute_shader.c) | rlgl_compute_shader | ⭐️⭐️⭐️⭐️ | **4.0** | **4.0** | [Teddy Astie](https://github.com/tsnake41) | +| 130 | [easings_testbed](others/easings_testbed.c) | easings_testbed | ⭐️⭐️⭐️☆ | 3.0 | 3.0 | [Juan Miguel López](https://github.com/flashback-fx) | +| 131 | [raylib_opengl_interop](others/raylib_opengl_interop.c) | raylib_opengl_interop | ⭐️⭐️⭐️⭐️ | **4.0** | **4.0** | [Stephan Soller](https://github.com/arkanis) | +| 132 | [embedded_files_loading](others/embedded_files_loading.c) | embedded_files_loading | ⭐️⭐️☆☆ | 3.5 | 3.5 | [Kristian Holmgren](https://github.com/defutura) | As always contributions are welcome, feel free to send new examples! Here is an [examples template](examples_template.c) to start with! diff --git a/examples/models/models_animation_blending.c b/examples/models/models_animation_blending.c new file mode 100644 index 00000000..225c1bfb --- /dev/null +++ b/examples/models/models_animation_blending.c @@ -0,0 +1,152 @@ +/******************************************************************************************* +* +* raylib [core] example - Model animation blending +* +* Example originally created with raylib 5.5 +* +* Example contributed by Kirandeep (@Kirandeep-Singh-Khehra) +* +* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified, +* BSD-like license that allows static linking with closed source software +* +* Copyright (c) 2024 Kirandeep (@Kirandeep-Singh-Khehra) +* +* Note: Due to limitations in the Apple OpenGL driver, this feature does not work on MacOS +* Note: This example uses CPU for updating meshes. +* For GPU skinning see comments with 'INFO:'. +* +********************************************************************************************/ + +#include "raylib.h" + +#define clamp(x,a,b) ((x < a)? a : (x > b)? b : x) + +#if defined(PLATFORM_DESKTOP) + #define GLSL_VERSION 330 +#else // PLATFORM_ANDROID, PLATFORM_WEB + #define GLSL_VERSION 100 +#endif + +//------------------------------------------------------------------------------------ +// Program main entry point +//------------------------------------------------------------------------------------ +int main(void) +{ + // Initialization + //-------------------------------------------------------------------------------------- + const int screenWidth = 800; + const int screenHeight = 450; + + InitWindow(screenWidth, screenHeight, "raylib [models] example - Model Animation Blending"); + + // Define the camera to look into our 3d world + Camera camera = { 0 }; + camera.position = (Vector3){ 8.0f, 8.0f, 8.0f }; // Camera position + camera.target = (Vector3){ 0.0f, 2.0f, 0.0f }; // Camera looking at point + camera.up = (Vector3){ 0.0f, 1.0f, 0.0f }; // Camera up vector (rotation towards target) + camera.fovy = 45.0f; // Camera field-of-view Y + camera.projection = CAMERA_PERSPECTIVE; // Camera projection type + + // Load gltf model + Model characterModel = LoadModel("resources/models/gltf/robot.glb"); // Load character model + +/* INFO: Uncomment this to use GPU skinning + // Load skinning shader + Shader skinningShader = LoadShader(TextFormat("resources/shaders/glsl%i/skinning.vs", GLSL_VERSION), + TextFormat("resources/shaders/glsl%i/skinning.fs", GLSL_VERSION)); + + for (int i = 0; i < characterModel.materialCount; i++) + { + characterModel.materials[i].shader = skinningShader; + } +*/ + + // Load gltf model animations + int animsCount = 0; + unsigned int animIndex0 = 0; + unsigned int animIndex1 = 0; + unsigned int animCurrentFrame = 0; + ModelAnimation *modelAnimations = LoadModelAnimations("resources/models/gltf/robot.glb", &animsCount); + + float blendFactor = 0.5f; + + DisableCursor(); // Limit cursor to relative movement inside the window + + SetTargetFPS(60); // Set our game to run at 60 frames-per-second + //-------------------------------------------------------------------------------------- + + // Main game loop + while (!WindowShouldClose()) // Detect window close button or ESC key + { + // Update + //---------------------------------------------------------------------------------- + UpdateCamera(&camera, CAMERA_THIRD_PERSON); + + // Select current animation + if (IsKeyPressed(KEY_T)) animIndex0 = (animIndex0 + 1)%animsCount; + else if (IsKeyPressed(KEY_G)) animIndex0 = (animIndex0 + animsCount - 1)%animsCount; + if (IsKeyPressed(KEY_Y)) animIndex1 = (animIndex1 + 1)%animsCount; + else if (IsKeyPressed(KEY_H)) animIndex1 = (animIndex1 + animsCount - 1)%animsCount; + + // Select blend factor + if (IsKeyPressed(KEY_U)) blendFactor = clamp(blendFactor - 0.1, 0.0f, 1.0f); + else if (IsKeyPressed(KEY_J)) blendFactor = clamp(blendFactor + 0.1, 0.0f, 1.0f); + + // Update animation + animCurrentFrame++; + + // Update bones + // Note: Same animation frame index is used below. By default it loops both animations + UpdateModelAnimationBonesLerp(characterModel, modelAnimations[animIndex0], animCurrentFrame, modelAnimations[animIndex1], animCurrentFrame, blendFactor); + +// INFO: Comment the following line to use GPU skinning + UpdateModelVertsToCurrentBones(characterModel); + //---------------------------------------------------------------------------------- + + // Draw + //---------------------------------------------------------------------------------- + BeginDrawing(); + + ClearBackground(RAYWHITE); + + BeginMode3D(camera); + +/* INFO: Uncomment this to use GPU skinning + // Draw character mesh, pose calculation is done in shader (GPU skinning) + for (int i = 0; i < characterModel.meshCount; i++) + { + DrawMesh(characterModel.meshes[i], characterModel.materials[characterModel.meshMaterial[i]], characterModel.transform); + } +*/ + +// INFO: Comment the following line to use GPU skinning + DrawModel(characterModel, (Vector3){0.0f, 0.0f, 0.0f}, 1.0f, WHITE); + + + DrawGrid(10, 1.0f); + + EndMode3D(); + + DrawText("Use the U/J to adjust blend factor", 10, 10, 20, GRAY); + DrawText("Use the T/G to switch first animation", 10, 30, 20, GRAY); + DrawText("Use the Y/H to switch second animation", 10, 50, 20, GRAY); + DrawText(TextFormat("Animations: %s, %s", modelAnimations[animIndex0].name, modelAnimations[animIndex1].name), 10, 70, 20, BLACK); + DrawText(TextFormat("Blend Factor: %f", blendFactor), 10, 86, 20, BLACK); + + EndDrawing(); + //---------------------------------------------------------------------------------- + } + + // De-Initialization + //-------------------------------------------------------------------------------------- + UnloadModelAnimations(modelAnimations, animsCount); // Unload model animation + UnloadModel(characterModel); // Unload model and meshes/material + +// INFO: Uncomment the following line to use GPU skinning + // UnloadShader(skinningShader); // Unload GPU skinning shader + + CloseWindow(); // Close window and OpenGL context + //-------------------------------------------------------------------------------------- + + return 0; +} diff --git a/examples/models/models_animation_blending.png b/examples/models/models_animation_blending.png new file mode 100644 index 00000000..0d70c1a8 Binary files /dev/null and b/examples/models/models_animation_blending.png differ diff --git a/projects/VS2022/examples/models_animation_blending.vcxproj b/projects/VS2022/examples/models_animation_blending.vcxproj new file mode 100644 index 00000000..bf8a8b27 --- /dev/null +++ b/projects/VS2022/examples/models_animation_blending.vcxproj @@ -0,0 +1,387 @@ + + + + + Debug.DLL + Win32 + + + Debug.DLL + x64 + + + Debug + Win32 + + + Debug + x64 + + + Release.DLL + Win32 + + + Release.DLL + x64 + + + Release + Win32 + + + Release + x64 + + + + {AFDDE100-2D36-4749-817D-12E54C56312F} + Win32Proj + models_animation_blending + 10.0 + models_animation_blending + + + + Application + true + $(DefaultPlatformToolset) + Unicode + + + Application + true + $(DefaultPlatformToolset) + Unicode + + + Application + true + $(DefaultPlatformToolset) + Unicode + + + Application + true + $(DefaultPlatformToolset) + Unicode + + + Application + false + $(DefaultPlatformToolset) + true + Unicode + + + Application + false + $(DefaultPlatformToolset) + true + Unicode + + + Application + false + $(DefaultPlatformToolset) + true + Unicode + + + Application + false + $(DefaultPlatformToolset) + true + Unicode + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + true + $(SolutionDir)\build\$(ProjectName)\bin\$(Platform)\$(Configuration)\ + $(SolutionDir)\build\$(ProjectName)\obj\$(Platform)\$(Configuration)\ + + + true + $(SolutionDir)\build\$(ProjectName)\bin\$(Platform)\$(Configuration)\ + $(SolutionDir)\build\$(ProjectName)\obj\$(Platform)\$(Configuration)\ + + + true + $(SolutionDir)\build\$(ProjectName)\bin\$(Platform)\$(Configuration)\ + $(SolutionDir)\build\$(ProjectName)\obj\$(Platform)\$(Configuration)\ + + + true + $(SolutionDir)\build\$(ProjectName)\bin\$(Platform)\$(Configuration)\ + $(SolutionDir)\build\$(ProjectName)\obj\$(Platform)\$(Configuration)\ + + + false + $(SolutionDir)\build\$(ProjectName)\bin\$(Platform)\$(Configuration)\ + $(SolutionDir)\build\$(ProjectName)\obj\$(Platform)\$(Configuration)\ + + + false + $(SolutionDir)\build\$(ProjectName)\bin\$(Platform)\$(Configuration)\ + $(SolutionDir)\build\$(ProjectName)\obj\$(Platform)\$(Configuration)\ + + + false + $(SolutionDir)\build\$(ProjectName)\bin\$(Platform)\$(Configuration)\ + $(SolutionDir)\build\$(ProjectName)\obj\$(Platform)\$(Configuration)\ + + + false + $(SolutionDir)\build\$(ProjectName)\bin\$(Platform)\$(Configuration)\ + $(SolutionDir)\build\$(ProjectName)\obj\$(Platform)\$(Configuration)\ + + + $(SolutionDir)..\..\examples\models + WindowsLocalDebugger + + + $(SolutionDir)..\..\examples\models + WindowsLocalDebugger + + + $(SolutionDir)..\..\examples\models + WindowsLocalDebugger + + + $(SolutionDir)..\..\examples\models + WindowsLocalDebugger + + + $(SolutionDir)..\..\examples\models + WindowsLocalDebugger + + + $(SolutionDir)..\..\examples\models + WindowsLocalDebugger + + + $(SolutionDir)..\..\examples\models + WindowsLocalDebugger + + + $(SolutionDir)..\..\examples\models + WindowsLocalDebugger + + + + + + Level3 + Disabled + WIN32;_DEBUG;_CONSOLE;PLATFORM_DESKTOP;%(PreprocessorDefinitions) + CompileAsC + $(SolutionDir)..\..\src;%(AdditionalIncludeDirectories) + + + Console + true + $(SolutionDir)\build\raylib\bin\$(Platform)\$(Configuration)\ + raylib.lib;opengl32.lib;kernel32.lib;user32.lib;gdi32.lib;winmm.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;odbc32.lib;odbccp32.lib;%(AdditionalDependencies) + + + + + + + Level3 + Disabled + WIN32;_DEBUG;_CONSOLE;PLATFORM_DESKTOP;%(PreprocessorDefinitions) + CompileAsC + $(SolutionDir)..\..\src;%(AdditionalIncludeDirectories) + /FS %(AdditionalOptions) + + + Console + true + $(SolutionDir)\build\raylib\bin\$(Platform)\$(Configuration)\ + raylib.lib;opengl32.lib;kernel32.lib;user32.lib;gdi32.lib;winmm.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;odbc32.lib;odbccp32.lib;%(AdditionalDependencies) + + + + + + + Level3 + Disabled + WIN32;_DEBUG;_CONSOLE;PLATFORM_DESKTOP;%(PreprocessorDefinitions) + CompileAsC + $(SolutionDir)..\..\src;%(AdditionalIncludeDirectories) + + + Console + true + $(SolutionDir)\build\raylib\bin\$(Platform)\$(Configuration)\ + raylib.lib;opengl32.lib;kernel32.lib;user32.lib;gdi32.lib;winmm.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;odbc32.lib;odbccp32.lib;%(AdditionalDependencies) + + + xcopy /y /d "$(SolutionDir)\build\raylib\bin\$(Platform)\$(Configuration)\raylib.dll" "$(SolutionDir)\build\$(ProjectName)\bin\$(Platform)\$(Configuration)" + Copy Debug DLL to output directory + + + + + + + Level3 + Disabled + WIN32;_DEBUG;_CONSOLE;PLATFORM_DESKTOP;%(PreprocessorDefinitions) + CompileAsC + $(SolutionDir)..\..\src;%(AdditionalIncludeDirectories) + + + Console + true + $(SolutionDir)\build\raylib\bin\$(Platform)\$(Configuration)\ + raylib.lib;opengl32.lib;kernel32.lib;user32.lib;gdi32.lib;winmm.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;odbc32.lib;odbccp32.lib;%(AdditionalDependencies) + + + xcopy /y /d "$(SolutionDir)\build\raylib\bin\$(Platform)\$(Configuration)\raylib.dll" "$(SolutionDir)\build\$(ProjectName)\bin\$(Platform)\$(Configuration)" + Copy Debug DLL to output directory + + + + + Level3 + + + MaxSpeed + true + true + WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions);PLATFORM_DESKTOP + $(SolutionDir)..\..\src;%(AdditionalIncludeDirectories) + CompileAsC + true + + + Console + true + true + true + raylib.lib;opengl32.lib;kernel32.lib;user32.lib;gdi32.lib;winmm.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;odbc32.lib;odbccp32.lib;%(AdditionalDependencies) + $(SolutionDir)\build\raylib\bin\$(Platform)\$(Configuration)\ + + + + + Level3 + + + MaxSpeed + true + true + WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions);PLATFORM_DESKTOP + $(SolutionDir)..\..\src;%(AdditionalIncludeDirectories) + CompileAsC + true + + + Console + true + true + true + raylib.lib;opengl32.lib;kernel32.lib;user32.lib;gdi32.lib;winmm.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;odbc32.lib;odbccp32.lib;%(AdditionalDependencies) + $(SolutionDir)\build\raylib\bin\$(Platform)\$(Configuration)\ + + + + + Level3 + + + MaxSpeed + true + true + WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions);PLATFORM_DESKTOP + $(SolutionDir)..\..\src;%(AdditionalIncludeDirectories) + CompileAsC + true + + + Console + true + true + true + raylib.lib;opengl32.lib;kernel32.lib;user32.lib;gdi32.lib;winmm.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;odbc32.lib;odbccp32.lib;%(AdditionalDependencies) + $(SolutionDir)\build\raylib\bin\$(Platform)\$(Configuration)\ + + + xcopy /y /d "$(SolutionDir)\build\raylib\bin\$(Platform)\$(Configuration)\raylib.dll" "$(SolutionDir)\build\$(ProjectName)\bin\$(Platform)\$(Configuration)" + + + Copy Release DLL to output directory + + + + + Level3 + + + MaxSpeed + true + true + WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions);PLATFORM_DESKTOP + $(SolutionDir)..\..\src;%(AdditionalIncludeDirectories) + CompileAsC + true + + + Console + true + true + true + raylib.lib;opengl32.lib;kernel32.lib;user32.lib;gdi32.lib;winmm.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;odbc32.lib;odbccp32.lib;%(AdditionalDependencies) + $(SolutionDir)\build\raylib\bin\$(Platform)\$(Configuration)\ + + + xcopy /y /d "$(SolutionDir)\build\raylib\bin\$(Platform)\$(Configuration)\raylib.dll" "$(SolutionDir)\build\$(ProjectName)\bin\$(Platform)\$(Configuration)" + + + Copy Release DLL to output directory + + + + + + + + {e89d61ac-55de-4482-afd4-df7242ebc859} + + + + + + diff --git a/projects/VS2022/raylib.sln b/projects/VS2022/raylib.sln index feb0f2c3..a20a56a2 100644 --- a/projects/VS2022/raylib.sln +++ b/projects/VS2022/raylib.sln @@ -309,6 +309,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "models_bone_socket", "examp EndProject Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "shaders_vertex_displacement", "examples\shaders_vertex_displacement.vcxproj", "{CCA63A76-D9FC-4130-9F67-4D97F9770D53}" EndProject +Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "models_animation_blending", "examples\models_animation_blending.vcxproj", "{AFDDE100-2D36-4749-817D-12E54C56312F}" +EndProject Global GlobalSection(SolutionConfigurationPlatforms) = preSolution Debug.DLL|x64 = Debug.DLL|x64 diff --git a/src/raylib.h b/src/raylib.h index 7e1a1f83..9ec01b1f 100644 --- a/src/raylib.h +++ b/src/raylib.h @@ -1609,6 +1609,8 @@ RLAPI void SetModelMeshMaterial(Model *model, int meshId, int materialId); RLAPI ModelAnimation *LoadModelAnimations(const char *fileName, int *animCount); // Load model animations from file RLAPI void UpdateModelAnimation(Model model, ModelAnimation anim, int frame); // Update model animation pose (CPU) RLAPI void UpdateModelAnimationBones(Model model, ModelAnimation anim, int frame); // Update model animation mesh bone matrices (GPU skinning) +RLAPI void UpdateModelAnimationBonesLerp(Model model, ModelAnimation animA, int frameA, ModelAnimation animB, int frameB, float value); // Update model animation mesh bone matrices with interpolation between two poses(GPU skinning) +RLAPI void UpdateModelVertsToCurrentBones(Model model); // Update model vertices according to mesh bone matrices (CPU) RLAPI void UnloadModelAnimation(ModelAnimation anim); // Unload animation data RLAPI void UnloadModelAnimations(ModelAnimation *animations, int animCount); // Unload animation array data RLAPI bool IsModelAnimationValid(Model model, ModelAnimation anim); // Check model animation skeleton match diff --git a/src/rmodels.c b/src/rmodels.c index a159d543..b876ba36 100644 --- a/src/rmodels.c +++ b/src/rmodels.c @@ -2308,12 +2308,69 @@ void UpdateModelAnimationBones(Model model, ModelAnimation anim, int frame) } } -// at least 2x speed up vs the old method -// Update model animated vertex data (positions and normals) for a given frame +// Update model animated bones transform matrices by interpolating between two different given frames of different ModelAnimation(could be same too) +// NOTE: Updated data is not uploaded to GPU but kept at model.meshes[i].boneMatrices[boneId], +// to be uploaded to shader at drawing, in case GPU skinning is enabled +void UpdateModelAnimationBonesLerp(Model model, ModelAnimation animA, int frameA, ModelAnimation animB, int frameB, float value) +{ + if ((animA.frameCount > 0) && (animA.bones != NULL) && (animA.framePoses != NULL) && + (animB.frameCount > 0) && (animB.bones != NULL) && (animB.framePoses != NULL) && + (value >= 0.0f) && (value <= 1.0f)) + { + frameA = frameA % animA.frameCount; + frameB = frameB % animB.frameCount; + + for (int i = 0; i < model.meshCount; i++) + { + if (model.meshes[i].boneMatrices) + { + assert(model.meshes[i].boneCount == animA.boneCount); + assert(model.meshes[i].boneCount == animB.boneCount); + + for (int boneId = 0; boneId < model.meshes[i].boneCount; boneId++) + { + Vector3 inTranslation = model.bindPose[boneId].translation; + Quaternion inRotation = model.bindPose[boneId].rotation; + Vector3 inScale = model.bindPose[boneId].scale; + + Vector3 outATranslation = animA.framePoses[frameA][boneId].translation; + Quaternion outARotation = animA.framePoses[frameA][boneId].rotation; + Vector3 outAScale = animA.framePoses[frameA][boneId].scale; + + Vector3 outBTranslation = animB.framePoses[frameB][boneId].translation; + Quaternion outBRotation = animB.framePoses[frameB][boneId].rotation; + Vector3 outBScale = animB.framePoses[frameB][boneId].scale; + + Vector3 outTranslation = Vector3Lerp(outATranslation, outBTranslation, value); + Quaternion outRotation = QuaternionSlerp(outARotation, outBRotation, value); + Vector3 outScale = Vector3Lerp(outAScale, outBScale, value); + + Vector3 invTranslation = Vector3RotateByQuaternion(Vector3Negate(inTranslation), QuaternionInvert(inRotation)); + Quaternion invRotation = QuaternionInvert(inRotation); + Vector3 invScale = Vector3Divide((Vector3){ 1.0f, 1.0f, 1.0f }, inScale); + + Vector3 boneTranslation = Vector3Add( + Vector3RotateByQuaternion(Vector3Multiply(outScale, invTranslation), + outRotation), outTranslation); + Quaternion boneRotation = QuaternionMultiply(outRotation, invRotation); + Vector3 boneScale = Vector3Multiply(outScale, invScale); + + Matrix boneMatrix = MatrixMultiply(MatrixMultiply( + QuaternionToMatrix(boneRotation), + MatrixTranslate(boneTranslation.x, boneTranslation.y, boneTranslation.z)), + MatrixScale(boneScale.x, boneScale.y, boneScale.z)); + + model.meshes[i].boneMatrices[boneId] = boneMatrix; + } + } + } + } +} + +// Update model vertex data (positions and normals) from mesh bone data // NOTE: Updated data is uploaded to GPU -void UpdateModelAnimation(Model model, ModelAnimation anim, int frame) +void UpdateModelVertsToCurrentBones(Model model) { - UpdateModelAnimationBones(model,anim,frame); for (int m = 0; m < model.meshCount; m++) { Mesh mesh = model.meshes[m]; @@ -2371,6 +2428,15 @@ void UpdateModelAnimation(Model model, ModelAnimation anim, int frame) } } +// at least 2x speed up vs the old method +// Update model animated vertex data (positions and normals) for a given frame +// NOTE: Updated data is uploaded to GPU +void UpdateModelAnimation(Model model, ModelAnimation anim, int frame) +{ + UpdateModelAnimationBones(model,anim,frame); + UpdateModelVertsToCurrentBones(model); +} + // Unload animation array data void UnloadModelAnimations(ModelAnimation *animations, int animCount) {