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path: root/src/gallium/drivers/nv04/nv04_state.c
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Diffstat (limited to 'src/gallium/drivers/nv04/nv04_state.c')
-rw-r--r--src/gallium/drivers/nv04/nv04_state.c458
1 files changed, 458 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv04/nv04_state.c b/src/gallium/drivers/nv04/nv04_state.c
new file mode 100644
index 0000000000..87c635f962
--- /dev/null
+++ b/src/gallium/drivers/nv04/nv04_state.c
@@ -0,0 +1,458 @@
+#include "draw/draw_context.h"
+#include "pipe/p_state.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_shader_tokens.h"
+
+#include "tgsi/tgsi_parse.h"
+
+#include "nv04_context.h"
+#include "nv04_state.h"
+
+static void *
+nv04_blend_state_create(struct pipe_context *pipe,
+ const struct pipe_blend_state *cso)
+{
+ struct nv04_blend_state *cb;
+
+ cb = MALLOC(sizeof(struct nv04_blend_state));
+
+ cb->b_enable = cso->blend_enable ? 1 : 0;
+ cb->b_src = ((nvgl_blend_func(cso->alpha_src_factor)<<16) |
+ (nvgl_blend_func(cso->rgb_src_factor)));
+ cb->b_dst = ((nvgl_blend_func(cso->alpha_dst_factor)<<16) |
+ (nvgl_blend_func(cso->rgb_dst_factor)));
+
+
+ return (void *)cb;
+}
+
+static void
+nv04_blend_state_bind(struct pipe_context *pipe, void *blend)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+
+ nv04->blend = (struct nv04_blend_state*)blend;
+
+ nv04->dirty |= NV04_NEW_BLEND;
+}
+
+static void
+nv04_blend_state_delete(struct pipe_context *pipe, void *hwcso)
+{
+ free(hwcso);
+}
+
+
+static INLINE unsigned
+wrap_mode(unsigned wrap) {
+ unsigned ret;
+
+ switch (wrap) {
+ case PIPE_TEX_WRAP_REPEAT:
+ ret = NV04_DX5_TEXTURED_TRIANGLE_FORMAT_ADDRESSU_REPEAT;
+ break;
+ case PIPE_TEX_WRAP_MIRROR_REPEAT:
+ ret = NV04_DX5_TEXTURED_TRIANGLE_FORMAT_ADDRESSU_MIRRORED_REPEAT;
+ break;
+ case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
+ ret = NV04_DX5_TEXTURED_TRIANGLE_FORMAT_ADDRESSU_CLAMP_TO_EDGE;
+ break;
+ case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
+ ret = NV04_DX5_TEXTURED_TRIANGLE_FORMAT_ADDRESSU_CLAMP_TO_BORDER;
+ break;
+ case PIPE_TEX_WRAP_CLAMP:
+ ret = NV04_DX5_TEXTURED_TRIANGLE_FORMAT_ADDRESSU_CLAMP;
+ break;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
+ case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
+ case PIPE_TEX_WRAP_MIRROR_CLAMP:
+ default:
+ NOUVEAU_ERR("unknown wrap mode: %d\n", wrap);
+ ret = NV04_DX5_TEXTURED_TRIANGLE_FORMAT_ADDRESSU_CLAMP;
+ }
+ return ret >> NV04_DX5_TEXTURED_TRIANGLE_FORMAT_ADDRESSU_SHIFT;
+}
+
+static void *
+nv04_sampler_state_create(struct pipe_context *pipe,
+ const struct pipe_sampler_state *cso)
+{
+
+ struct nv04_sampler_state *ss;
+ uint32_t filter = 0;
+
+ ss = MALLOC(sizeof(struct nv04_sampler_state));
+
+ ss->format = ((wrap_mode(cso->wrap_s) << NV04_DX5_TEXTURED_TRIANGLE_FORMAT_ADDRESSU_SHIFT) |
+ (wrap_mode(cso->wrap_t) << NV04_DX5_TEXTURED_TRIANGLE_FORMAT_ADDRESSV_SHIFT));
+
+ if (cso->max_anisotropy > 1.0) {
+ filter |= NV04_DX5_TEXTURED_TRIANGLE_FILTER_ANISOTROPIC_MINIFY_ENABLE | NV04_DX5_TEXTURED_TRIANGLE_FILTER_ANISOTROPIC_MAGNIFY_ENABLE;
+ }
+
+ switch (cso->mag_img_filter) {
+ case PIPE_TEX_FILTER_LINEAR:
+ filter |= NV04_DX5_TEXTURED_TRIANGLE_FILTER_MAGNIFY_LINEAR;
+ break;
+ case PIPE_TEX_FILTER_NEAREST:
+ default:
+ filter |= NV04_DX5_TEXTURED_TRIANGLE_FILTER_MAGNIFY_NEAREST;
+ break;
+ }
+
+ switch (cso->min_img_filter) {
+ case PIPE_TEX_FILTER_LINEAR:
+ switch (cso->min_mip_filter) {
+ case PIPE_TEX_MIPFILTER_NEAREST:
+ filter |= NV04_DX5_TEXTURED_TRIANGLE_FILTER_MINIFY_LINEAR_MIPMAP_NEAREST;
+ break;
+ case PIPE_TEX_MIPFILTER_LINEAR:
+ filter |= NV04_DX5_TEXTURED_TRIANGLE_FILTER_MINIFY_LINEAR_MIPMAP_LINEAR;
+ break;
+ case PIPE_TEX_MIPFILTER_NONE:
+ default:
+ filter |= NV04_DX5_TEXTURED_TRIANGLE_FILTER_MINIFY_LINEAR;
+ break;
+ }
+ break;
+ case PIPE_TEX_FILTER_NEAREST:
+ default:
+ switch (cso->min_mip_filter) {
+ case PIPE_TEX_MIPFILTER_NEAREST:
+ filter |= NV04_DX5_TEXTURED_TRIANGLE_FILTER_MINIFY_NEAREST_MIPMAP_NEAREST;
+ break;
+ case PIPE_TEX_MIPFILTER_LINEAR:
+ filter |= NV04_DX5_TEXTURED_TRIANGLE_FILTER_MINIFY_NEAREST_MIPMAP_LINEAR;
+ break;
+ case PIPE_TEX_MIPFILTER_NONE:
+ default:
+ filter |= NV04_DX5_TEXTURED_TRIANGLE_FILTER_MINIFY_NEAREST;
+ break;
+ }
+ break;
+ }
+
+ ss->filter = filter;
+
+ return (void *)ss;
+}
+
+static void
+nv04_sampler_state_bind(struct pipe_context *pipe, unsigned nr, void **sampler)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+ unsigned unit;
+
+ for (unit = 0; unit < nr; unit++) {
+ nv04->sampler[unit] = sampler[unit];
+ nv04->dirty_samplers |= (1 << unit);
+ }
+}
+
+static void
+nv04_sampler_state_delete(struct pipe_context *pipe, void *hwcso)
+{
+ free(hwcso);
+}
+
+static void
+nv04_set_sampler_texture(struct pipe_context *pipe, unsigned nr,
+ struct pipe_texture **miptree)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+ unsigned unit;
+
+ for (unit = 0; unit < nr; unit++) {
+ nv04->tex_miptree[unit] = (struct nv04_miptree *)miptree[unit];
+ nv04->dirty_samplers |= (1 << unit);
+ }
+}
+
+static void *
+nv04_rasterizer_state_create(struct pipe_context *pipe,
+ const struct pipe_rasterizer_state *cso)
+{
+ struct nv04_rasterizer_state *rs;
+
+ /*XXX: ignored:
+ * scissor
+ * points/lines (no hw support, emulated with tris in gallium)
+ */
+ rs = MALLOC(sizeof(struct nv04_rasterizer_state));
+
+ rs->blend = cso->flatshade ? NV04_DX5_TEXTURED_TRIANGLE_BLEND_SHADE_MODE_FLAT : NV04_DX5_TEXTURED_TRIANGLE_BLEND_SHADE_MODE_GOURAUD;
+
+ return (void *)rs;
+}
+
+static void
+nv04_rasterizer_state_bind(struct pipe_context *pipe, void *rast)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+
+ nv04->rast = (struct nv04_rasterizer_state*)rast;
+
+ draw_set_rasterizer_state(nv04->draw, (nv04->rast ? nv04->rast->templ : NULL));
+
+ nv04->dirty |= NV04_NEW_RAST | NV04_NEW_BLEND;
+}
+
+static void
+nv04_rasterizer_state_delete(struct pipe_context *pipe, void *hwcso)
+{
+ free(hwcso);
+}
+
+static INLINE uint32_t nv04_compare_func(uint32_t f)
+{
+ switch ( f ) {
+ case PIPE_FUNC_NEVER: return 1;
+ case PIPE_FUNC_LESS: return 2;
+ case PIPE_FUNC_EQUAL: return 3;
+ case PIPE_FUNC_LEQUAL: return 4;
+ case PIPE_FUNC_GREATER: return 5;
+ case PIPE_FUNC_NOTEQUAL: return 6;
+ case PIPE_FUNC_GEQUAL: return 7;
+ case PIPE_FUNC_ALWAYS: return 8;
+ }
+ NOUVEAU_MSG("Unable to find the function\n");
+ return 0;
+}
+
+static void *
+nv04_depth_stencil_alpha_state_create(struct pipe_context *pipe,
+ const struct pipe_depth_stencil_alpha_state *cso)
+{
+ struct nv04_depth_stencil_alpha_state *hw;
+
+ hw = MALLOC(sizeof(struct nv04_depth_stencil_alpha_state));
+
+ hw->control = float_to_ubyte(cso->alpha.ref_value);
+ hw->control |= ( nv04_compare_func(cso->alpha.func) << NV04_DX5_TEXTURED_TRIANGLE_CONTROL_ALPHA_FUNC_SHIFT );
+ hw->control |= cso->alpha.enabled ? NV04_DX5_TEXTURED_TRIANGLE_CONTROL_ALPHA_TEST_ENABLE : 0;
+ hw->control |= NV04_DX5_TEXTURED_TRIANGLE_CONTROL_ORIGIN;
+ hw->control |= cso->depth.enabled ? (1 << NV04_DX5_TEXTURED_TRIANGLE_CONTROL_Z_ENABLE_SHIFT) : 0;
+ hw->control |= ( nv04_compare_func(cso->depth.func)<< NV04_DX5_TEXTURED_TRIANGLE_CONTROL_Z_FUNC_SHIFT );
+ hw->control |= 1 << NV04_DX5_TEXTURED_TRIANGLE_CONTROL_CULL_MODE_SHIFT; // no culling, handled by the draw module
+ hw->control |= NV04_DX5_TEXTURED_TRIANGLE_CONTROL_DITHER_ENABLE;
+ hw->control |= NV04_DX5_TEXTURED_TRIANGLE_CONTROL_Z_PERSPECTIVE_ENABLE;
+ hw->control |= cso->depth.writemask ? (1 << NV04_DX5_TEXTURED_TRIANGLE_CONTROL_Z_WRITE_ENABLE_SHIFT) : 0;
+ hw->control |= 1 << NV04_DX5_TEXTURED_TRIANGLE_CONTROL_Z_FORMAT_SHIFT; // integer zbuffer format
+
+ return (void *)hw;
+}
+
+static void
+nv04_depth_stencil_alpha_state_bind(struct pipe_context *pipe, void *hwcso)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+
+ nv04->dsa = hwcso;
+ nv04->dirty |= NV04_NEW_CONTROL;
+}
+
+static void
+nv04_depth_stencil_alpha_state_delete(struct pipe_context *pipe, void *hwcso)
+{
+ free(hwcso);
+}
+
+static void *
+nv04_vp_state_create(struct pipe_context *pipe,
+ const struct pipe_shader_state *templ)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+
+ return draw_create_vertex_shader(nv04->draw, templ);
+}
+
+static void
+nv04_vp_state_bind(struct pipe_context *pipe, void *shader)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+
+ draw_bind_vertex_shader(nv04->draw, (struct draw_vertex_shader *) shader);
+
+ nv04->dirty |= NV04_NEW_VERTPROG;
+}
+
+static void
+nv04_vp_state_delete(struct pipe_context *pipe, void *shader)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+
+ draw_delete_vertex_shader(nv04->draw, (struct draw_vertex_shader *) shader);
+}
+
+static void *
+nv04_fp_state_create(struct pipe_context *pipe,
+ const struct pipe_shader_state *cso)
+{
+ struct nv04_fragment_program *fp;
+
+ fp = CALLOC(1, sizeof(struct nv04_fragment_program));
+ fp->pipe.tokens = tgsi_dup_tokens(cso->tokens);
+
+ return (void *)fp;
+}
+
+static void
+nv04_fp_state_bind(struct pipe_context *pipe, void *hwcso)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+ struct nv04_fragment_program *fp = hwcso;
+
+ nv04->fragprog.current = fp;
+ nv04->dirty |= NV04_NEW_FRAGPROG;
+}
+
+static void
+nv04_fp_state_delete(struct pipe_context *pipe, void *hwcso)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+ struct nv04_fragment_program *fp = hwcso;
+
+ nv04_fragprog_destroy(nv04, fp);
+ free((void*)fp->pipe.tokens);
+ free(fp);
+}
+
+static void
+nv04_set_blend_color(struct pipe_context *pipe,
+ const struct pipe_blend_color *bcol)
+{
+}
+
+static void
+nv04_set_clip_state(struct pipe_context *pipe,
+ const struct pipe_clip_state *clip)
+{
+}
+
+static void
+nv04_set_constant_buffer(struct pipe_context *pipe, uint shader, uint index,
+ const struct pipe_constant_buffer *buf )
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+ struct pipe_winsys *ws = pipe->winsys;
+
+ assert(shader < PIPE_SHADER_TYPES);
+ assert(index == 0);
+
+ if (buf) {
+ void *mapped;
+ if (buf->buffer && buf->buffer->size &&
+ (mapped = ws->buffer_map(ws, buf->buffer, PIPE_BUFFER_USAGE_CPU_READ)))
+ {
+ memcpy(nv04->constbuf[shader], mapped, buf->buffer->size);
+ nv04->constbuf_nr[shader] =
+ buf->buffer->size / (4 * sizeof(float));
+ ws->buffer_unmap(ws, buf->buffer);
+ }
+ }
+}
+
+static void
+nv04_set_framebuffer_state(struct pipe_context *pipe,
+ const struct pipe_framebuffer_state *fb)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+
+ nv04->framebuffer = (struct pipe_framebuffer_state*)fb;
+
+ nv04->dirty |= NV04_NEW_FRAMEBUFFER;
+}
+static void
+nv04_set_polygon_stipple(struct pipe_context *pipe,
+ const struct pipe_poly_stipple *stipple)
+{
+ NOUVEAU_ERR("line stipple hahaha\n");
+}
+
+static void
+nv04_set_scissor_state(struct pipe_context *pipe,
+ const struct pipe_scissor_state *s)
+{
+/* struct nv04_context *nv04 = nv04_context(pipe);
+
+ // XXX
+ BEGIN_RING(fahrenheit, NV04_DX5_TEXTURED_TRIANGLE_SCISSOR_HORIZ, 2);
+ OUT_RING (((s->maxx - s->minx) << 16) | s->minx);
+ OUT_RING (((s->maxy - s->miny) << 16) | s->miny);*/
+}
+
+static void
+nv04_set_viewport_state(struct pipe_context *pipe,
+ const struct pipe_viewport_state *viewport)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+
+ nv04->viewport = *viewport;
+
+ draw_set_viewport_state(nv04->draw, &nv04->viewport);
+}
+
+static void
+nv04_set_vertex_buffers(struct pipe_context *pipe, unsigned count,
+ const struct pipe_vertex_buffer *buffers)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+
+ memcpy(nv04->vtxbuf, buffers, count * sizeof(buffers[0]));
+ nv04->dirty |= NV04_NEW_VTXARRAYS;
+
+ draw_set_vertex_buffers(nv04->draw, count, buffers);
+}
+
+static void
+nv04_set_vertex_elements(struct pipe_context *pipe, unsigned count,
+ const struct pipe_vertex_element *elements)
+{
+ struct nv04_context *nv04 = nv04_context(pipe);
+
+ memcpy(nv04->vtxelt, elements, sizeof(*elements) * count);
+ nv04->dirty |= NV04_NEW_VTXARRAYS;
+
+ draw_set_vertex_elements(nv04->draw, count, elements);
+}
+
+void
+nv04_init_state_functions(struct nv04_context *nv04)
+{
+ nv04->pipe.create_blend_state = nv04_blend_state_create;
+ nv04->pipe.bind_blend_state = nv04_blend_state_bind;
+ nv04->pipe.delete_blend_state = nv04_blend_state_delete;
+
+ nv04->pipe.create_sampler_state = nv04_sampler_state_create;
+ nv04->pipe.bind_sampler_states = nv04_sampler_state_bind;
+ nv04->pipe.delete_sampler_state = nv04_sampler_state_delete;
+ nv04->pipe.set_sampler_textures = nv04_set_sampler_texture;
+
+ nv04->pipe.create_rasterizer_state = nv04_rasterizer_state_create;
+ nv04->pipe.bind_rasterizer_state = nv04_rasterizer_state_bind;
+ nv04->pipe.delete_rasterizer_state = nv04_rasterizer_state_delete;
+
+ nv04->pipe.create_depth_stencil_alpha_state = nv04_depth_stencil_alpha_state_create;
+ nv04->pipe.bind_depth_stencil_alpha_state = nv04_depth_stencil_alpha_state_bind;
+ nv04->pipe.delete_depth_stencil_alpha_state = nv04_depth_stencil_alpha_state_delete;
+
+ nv04->pipe.create_vs_state = nv04_vp_state_create;
+ nv04->pipe.bind_vs_state = nv04_vp_state_bind;
+ nv04->pipe.delete_vs_state = nv04_vp_state_delete;
+
+ nv04->pipe.create_fs_state = nv04_fp_state_create;
+ nv04->pipe.bind_fs_state = nv04_fp_state_bind;
+ nv04->pipe.delete_fs_state = nv04_fp_state_delete;
+
+ nv04->pipe.set_blend_color = nv04_set_blend_color;
+ nv04->pipe.set_clip_state = nv04_set_clip_state;
+ nv04->pipe.set_constant_buffer = nv04_set_constant_buffer;
+ nv04->pipe.set_framebuffer_state = nv04_set_framebuffer_state;
+ nv04->pipe.set_polygon_stipple = nv04_set_polygon_stipple;
+ nv04->pipe.set_scissor_state = nv04_set_scissor_state;
+ nv04->pipe.set_viewport_state = nv04_set_viewport_state;
+
+ nv04->pipe.set_vertex_buffers = nv04_set_vertex_buffers;
+ nv04->pipe.set_vertex_elements = nv04_set_vertex_elements;
+}
+