Commit 44dc1d30 authored by Marek Olšák's avatar Marek Olšák

gallium: add support for GLES texture float extensions (v3)

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=74329

v2: add a CAP for half floats
    drivers should not expose the CAPs if they don't support the formats

v3: update relnotes
Reviewed-by: default avatarEdward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-by: default avatarRoland Scheidegger <sroland@vmware.com>
parent 78493c33
......@@ -58,6 +58,10 @@ Note: some of the new features are only available with certain drivers.
<li>GL_ARB_tessellation_shader on nvc0, radeonsi</li>
<li>GL_ARB_vertex_attrib_64bit on llvmpipe, radeonsi</li>
<li>GL_ARB_viewport_array on radeonsi</li>
<li>GL_OES_texture_float on all r300, r600, radeonsi, nv30, nv50, nvc0, softpipe, llvmpipe</li>
<li>GL_OES_texture_half_float on all r300, r600, radeonsi, nv30, nv50, nvc0, softpipe, llvmpipe</li>
<li>GL_OES_texture_float_linear on all r300, r600, radeonsi, nv30, nv50, nvc0, softpipe, llvmpipe</li>
<li>GL_OES_texture_half_float_linear on all r300, r600, radeonsi, nv30, nv50, nvc0, softpipe, llvmpipe</li>
<li>GLX_ARB_create_context_robustness on r600, radeonsi</li>
<li>EGL_EXT_create_context_robustness on r600, radeonsi</li>
<li>EGL_KHR_gl_colorspace on r600, radeonsi, nv50, nvc0</li>
......
......@@ -258,6 +258,12 @@ The integer capabilities:
How many per-patch outputs and inputs are supported between tessellation
control and tessellation evaluation shaders, not counting in TESSINNER and
TESSOUTER. The minimum allowed value for OpenGL is 30.
* ``PIPE_CAP_TEXTURE_FLOAT_LINEAR``: Whether the linear minification and
magnification filters are supported with single-precision floating-point
textures.
* ``PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR``: Whether the linear minification and
magnification filters are supported with half-precision floating-point
textures.
.. _pipe_capf:
......
......@@ -230,6 +230,8 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return 0;
case PIPE_CAP_MAX_VIEWPORTS:
......
......@@ -244,6 +244,8 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return 0;
case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
......
......@@ -451,6 +451,8 @@ ilo_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return true;
case PIPE_CAP_FAKE_SW_MSAA:
case PIPE_CAP_TEXTURE_QUERY_LOD:
......
......@@ -288,6 +288,8 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_VERTEXID_NOBASE:
return 0;
case PIPE_CAP_POLYGON_OFFSET_CLAMP:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return 1;
case PIPE_CAP_MULTISAMPLE_Z_RESOLVE:
case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
......
......@@ -164,6 +164,8 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return 0;
case PIPE_CAP_VENDOR_ID:
......
......@@ -176,6 +176,8 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_CLIP_HALFZ:
case PIPE_CAP_POLYGON_OFFSET_CLAMP:
case PIPE_CAP_QUERY_PIPELINE_STATISTICS:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return 1;
case PIPE_CAP_SEAMLESS_CUBE_MAP:
return 1; /* class_3d >= NVA0_3D_CLASS; */
......
......@@ -175,6 +175,8 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_CLIP_HALFZ:
case PIPE_CAP_POLYGON_OFFSET_CLAMP:
case PIPE_CAP_MULTISAMPLE_Z_RESOLVE:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return 1;
case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
return (class_3d >= NVE4_3D_CLASS) ? 1 : 0;
......
......@@ -192,6 +192,8 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return 0;
/* SWTCL-only features. */
......
......@@ -270,6 +270,8 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_CLIP_HALFZ:
case PIPE_CAP_POLYGON_OFFSET_CLAMP:
case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return 1;
case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
......
......@@ -257,6 +257,8 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_TGSI_TEXCOORD:
case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return 1;
case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
......
......@@ -234,6 +234,8 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
return 1;
case PIPE_CAP_CLIP_HALFZ:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return 1;
case PIPE_CAP_VERTEXID_NOBASE:
return 0;
......
......@@ -310,6 +310,8 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return 0;
}
......
......@@ -177,6 +177,8 @@ vc4_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
return 0;
/* Stream output. */
......
......@@ -607,6 +607,8 @@ enum pipe_cap
PIPE_CAP_RESOURCE_FROM_USER_MEMORY,
PIPE_CAP_DEVICE_RESET_STATUS_QUERY,
PIPE_CAP_MAX_SHADER_PATCH_VARYINGS,
PIPE_CAP_TEXTURE_FLOAT_LINEAR,
PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR,
};
#define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0)
......
......@@ -474,6 +474,8 @@ void st_init_extensions(struct pipe_screen *screen,
* support the GL_POINT_SPRITE_R_MODE_NV option. */
{ o(OES_standard_derivatives), PIPE_CAP_SM3 },
{ o(OES_texture_float_linear), PIPE_CAP_TEXTURE_FLOAT_LINEAR },
{ o(OES_texture_half_float_linear), PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR },
{ o(ARB_texture_cube_map_array), PIPE_CAP_CUBE_MAP_ARRAY },
{ o(ARB_texture_multisample), PIPE_CAP_TEXTURE_MULTISAMPLE },
{ o(ARB_texture_query_lod), PIPE_CAP_TEXTURE_QUERY_LOD },
......@@ -492,6 +494,12 @@ void st_init_extensions(struct pipe_screen *screen,
{ PIPE_FORMAT_R32G32B32A32_FLOAT,
PIPE_FORMAT_R16G16B16A16_FLOAT } },
{ { o(OES_texture_float) },
{ PIPE_FORMAT_R32G32B32A32_FLOAT } },
{ { o(OES_texture_half_float) },
{ PIPE_FORMAT_R16G16B16A16_FLOAT } },
{ { o(ARB_texture_rgb10_a2ui) },
{ PIPE_FORMAT_R10G10B10A2_UINT,
PIPE_FORMAT_B10G10R10A2_UINT },
......
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