diff options
Diffstat (limited to 'source/blender/gpu/intern/gpu_matrix.c')
| -rw-r--r-- | source/blender/gpu/intern/gpu_matrix.c | 91 |
1 files changed, 58 insertions, 33 deletions
diff --git a/source/blender/gpu/intern/gpu_matrix.c b/source/blender/gpu/intern/gpu_matrix.c index 58ca800a92c..fb0dffb58d1 100644 --- a/source/blender/gpu/intern/gpu_matrix.c +++ b/source/blender/gpu/intern/gpu_matrix.c @@ -23,6 +23,9 @@ #include "GPU_shader_interface.h" +#include "gpu_context_private.h" +#include "gpu_matrix_private.h" + #define SUPPRESS_GENERIC_MATRIX_API #define USE_GPU_PY_MATRIX_API /* only so values are declared */ #include "GPU_matrix.h" @@ -32,6 +35,8 @@ #include "BLI_math_rotation.h" #include "BLI_math_vector.h" +#include "MEM_guardedalloc.h" + #define DEBUG_MATRIX_BIND 0 #define MATRIX_STACK_DEPTH 32 @@ -44,7 +49,7 @@ typedef struct MatrixStack { uint top; } MatrixStack; -typedef struct { +typedef struct GPUMatrixState { MatrixStack model_view_stack; MatrixStack projection_stack; @@ -56,8 +61,16 @@ typedef struct { * TODO: separate Model from View transform? Batches/objects have model, * camera/eye has view & projection */ -} MatrixState; +} GPUMatrixState; + +#define ModelViewStack gpu_context_active_matrix_state_get()->model_view_stack +#define ModelView ModelViewStack.stack[ModelViewStack.top] +#define ProjectionStack gpu_context_active_matrix_state_get()->projection_stack +#define Projection ProjectionStack.stack[ProjectionStack.top] + +GPUMatrixState *GPU_matrix_state_create(void) +{ #define MATRIX_4X4_IDENTITY \ { \ {1.0f, 0.0f, 0.0f, 0.0f}, {0.0f, 1.0f, 0.0f, 0.0f}, {0.0f, 0.0f, 1.0f, 0.0f}, \ @@ -66,27 +79,36 @@ typedef struct { } \ } -static MatrixState state = { - .model_view_stack = {{MATRIX_4X4_IDENTITY}, 0}, - .projection_stack = {{MATRIX_4X4_IDENTITY}, 0}, - .dirty = true, -}; + GPUMatrixState *state = MEM_mallocN(sizeof(*state), __func__); + const MatrixStack identity_stack = {{MATRIX_4X4_IDENTITY}, 0}; + + state->model_view_stack = state->projection_stack = identity_stack; + state->dirty = true; #undef MATRIX_4X4_IDENTITY -#define ModelViewStack state.model_view_stack -#define ModelView ModelViewStack.stack[ModelViewStack.top] + return state; +} -#define ProjectionStack state.projection_stack -#define Projection ProjectionStack.stack[ProjectionStack.top] +void GPU_matrix_state_discard(GPUMatrixState *state) +{ + MEM_freeN(state); +} + +static void gpu_matrix_state_active_set_dirty(bool value) +{ + GPUMatrixState *state = gpu_context_active_matrix_state_get(); + state->dirty = value; +} void GPU_matrix_reset(void) { - state.model_view_stack.top = 0; - state.projection_stack.top = 0; + GPUMatrixState *state = gpu_context_active_matrix_state_get(); + state->model_view_stack.top = 0; + state->projection_stack.top = 0; unit_m4(ModelView); unit_m4(Projection); - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } #ifdef WITH_GPU_SAFETY @@ -123,7 +145,7 @@ void GPU_matrix_pop(void) { BLI_assert(ModelViewStack.top > 0); ModelViewStack.top--; - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } void GPU_matrix_push_projection(void) @@ -137,34 +159,34 @@ void GPU_matrix_pop_projection(void) { BLI_assert(ProjectionStack.top > 0); ProjectionStack.top--; - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } void GPU_matrix_set(const float m[4][4]) { copy_m4_m4(ModelView, m); CHECKMAT(ModelView3D); - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } void GPU_matrix_identity_projection_set(void) { unit_m4(Projection); CHECKMAT(Projection3D); - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } void GPU_matrix_projection_set(const float m[4][4]) { copy_m4_m4(Projection, m); CHECKMAT(Projection3D); - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } void GPU_matrix_identity_set(void) { unit_m4(ModelView); - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } void GPU_matrix_translate_2f(float x, float y) @@ -194,7 +216,7 @@ void GPU_matrix_translate_3f(float x, float y, float z) m[3][2] = z; GPU_matrix_mul(m); #endif - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } void GPU_matrix_translate_3fv(const float vec[3]) @@ -243,7 +265,7 @@ void GPU_matrix_mul(const float m[4][4]) { mul_m4_m4_post(ModelView, m); CHECKMAT(ModelView); - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } void GPU_matrix_rotate_2d(float deg) @@ -272,7 +294,7 @@ void GPU_matrix_rotate_axis(float deg, char axis) /* rotate_m4 works in place */ rotate_m4(ModelView, axis, DEG2RADF(deg)); CHECKMAT(ModelView); - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } static void mat4_ortho_set( @@ -298,7 +320,7 @@ static void mat4_ortho_set( m[2][3] = 0.0f; m[3][3] = 1.0f; - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } static void mat4_frustum_set( @@ -324,7 +346,7 @@ static void mat4_frustum_set( m[2][3] = -1.0f; m[3][3] = 0.0f; - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } static void mat4_look_from_origin(float m[4][4], float lookdir[3], float camup[3]) @@ -389,14 +411,14 @@ static void mat4_look_from_origin(float m[4][4], float lookdir[3], float camup[3 m[2][3] = 0.0f; m[3][3] = 1.0f; - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } void GPU_matrix_ortho_set(float left, float right, float bottom, float top, float near, float far) { mat4_ortho_set(Projection, left, right, bottom, top, near, far); CHECKMAT(Projection); - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } void GPU_matrix_ortho_2d_set(float left, float right, float bottom, float top) @@ -404,7 +426,7 @@ void GPU_matrix_ortho_2d_set(float left, float right, float bottom, float top) Mat4 m; mat4_ortho_set(m, left, right, bottom, top, -1.0f, 1.0f); CHECKMAT(Projection2D); - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } void GPU_matrix_frustum_set( @@ -412,7 +434,7 @@ void GPU_matrix_frustum_set( { mat4_frustum_set(Projection, left, right, bottom, top, near, far); CHECKMAT(Projection); - state.dirty = true; + gpu_matrix_state_active_set_dirty(true); } void GPU_matrix_perspective_set(float fovy, float aspect, float near, float far) @@ -678,12 +700,13 @@ void GPU_matrix_bind(const GPUShaderInterface *shaderface) glUniformMatrix4fv(P_inv->location, 1, GL_FALSE, (const float *)m); } - state.dirty = false; + gpu_matrix_state_active_set_dirty(false); } bool GPU_matrix_dirty_get(void) { - return state.dirty; + GPUMatrixState *state = gpu_context_active_matrix_state_get(); + return state->dirty; } /* -------------------------------------------------------------------- */ @@ -695,12 +718,14 @@ BLI_STATIC_ASSERT(GPU_PY_MATRIX_STACK_LEN + 1 == MATRIX_STACK_DEPTH, "define mis int GPU_matrix_stack_level_get_model_view(void) { - return (int)state.model_view_stack.top; + GPUMatrixState *state = gpu_context_active_matrix_state_get(); + return (int)state->model_view_stack.top; } int GPU_matrix_stack_level_get_projection(void) { - return (int)state.projection_stack.top; + GPUMatrixState *state = gpu_context_active_matrix_state_get(); + return (int)state->projection_stack.top; } /** \} */ |