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Change graphics subsystem to 4x4 matrices

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4x4 matrices aren't as optimal, but are much more sensible to handle
when you want to do more advanced stuff like scaling, skewing, or
inversion.
This commit is contained in:
jp9000
2014-06-14 23:09:13 -07:00
parent c2eebd8d1d
commit 1c2a0524b7
19 changed files with 363 additions and 92 deletions
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4
libobs-opengl/gl-subsystem.c
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@@ -866,10 +866,8 @@ static inline bool can_render(device_t device)
static void update_viewproj_matrix(struct gs_device *device)
{
struct gs_shader *vs = device->cur_vertex_shader;
struct matrix3 cur_matrix;
gs_matrix_get(&cur_matrix);
gs_matrix_get(&device->cur_view);
matrix4_from_matrix3(&device->cur_view, &cur_matrix);
matrix4_mul(&device->cur_viewproj, &device->cur_view,
&device->cur_proj);
matrix4_transpose(&device->cur_viewproj, &device->cur_viewproj);