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(D3D8) Implement rotation matrix

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This commit is contained in:
twinaphex 2018-01-22 20:27:20 +01:00
parent 3271b61b6a
commit ef63b4342c
1 changed files with 13 additions and 8 deletions
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21
gfx/drivers_renderchain/d3d8_renderchain.c
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@ -38,6 +38,7 @@ typedef struct d3d8_renderchain
void *vertex_decl; void *vertex_decl;
unsigned tex_w; unsigned tex_w;
unsigned tex_h; unsigned tex_h;
unsigned rotation;
uint64_t frame_count; uint64_t frame_count;
} d3d8_renderchain_t; } d3d8_renderchain_t;
@ -47,18 +48,21 @@ static void d3d8_renderchain_set_mvp(
void *shader_data, void *shader_data,
const void *mat_data) const void *mat_data)
{ {
D3DMATRIX matrix; D3DMATRIX proj, ortho, rot;
d3d_video_t *d3d = (d3d_video_t*)data; d3d_video_t *d3d = (d3d_video_t*)data;
d3d8_renderchain_t *chain = (d3d8_renderchain_t*)chain_data;
d3d_matrix_identity(&matrix); if (!d3d || !chain)
return;
d3d_set_transform(d3d->dev, D3DTS_PROJECTION, &matrix); d3d_matrix_ortho_off_center_lh(&ortho, 0, 1, 0, 1, 0.0f, 1.0f);
d3d_set_transform(d3d->dev, D3DTS_VIEW, &matrix); d3d_matrix_identity(&rot);
d3d_set_transform(d3d->dev, D3DTS_VIEW, &rot);
d3d_set_transform(d3d->dev, D3DTS_PROJECTION, &rot);
d3d_matrix_rotation_z(&rot, chain->rotation * (M_PI / 2.0));
d3d_matrix_multiply(&proj, &ortho, &rot);
if (mat_data) d3d_set_transform(d3d->dev, D3DTS_WORLD, &proj);
d3d_matrix_transpose(&matrix, mat_data);
d3d_set_transform(d3d->dev, D3DTS_WORLD, &matrix);
} }
static bool d3d8_renderchain_create_first_pass(void *data, static bool d3d8_renderchain_create_first_pass(void *data,
@ -283,6 +287,7 @@ static void d3d8_renderchain_render_pass(
D3DTEXF_LINEAR : D3DTEXF_POINT); D3DTEXF_LINEAR : D3DTEXF_POINT);
d3d_set_sampler_minfilter(d3dr, pass_index, settings->bools.video_smooth ? d3d_set_sampler_minfilter(d3dr, pass_index, settings->bools.video_smooth ?
D3DTEXF_LINEAR : D3DTEXF_POINT); D3DTEXF_LINEAR : D3DTEXF_POINT);
chain->rotation = rotation;
d3d_set_viewports(chain->dev, &d3d->final_viewport); d3d_set_viewports(chain->dev, &d3d->final_viewport);
d3d_set_vertex_shader(d3dr, D3DFVF_CUSTOMVERTEX, NULL); d3d_set_vertex_shader(d3dr, D3DFVF_CUSTOMVERTEX, NULL);